Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0CFD callsign genealogy
Currently held by ATAMBO, THOMAS
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W0CFD's current licensee, walking backwards.
- ATAMBO, THOMASKSgranted 2017-06-12cancelled 2018-07-17
Successor callsigns
Callsigns held now by people who previously held W0CFD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0CFD, oldest first.
- WOOD, RICHARD B MN1995-10-04 → cancelled 2007-10-05
- ATAMBO, THOMAS KS2018-07-17 active